Untitled

import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;

public class SwearWords {
    private static String FILE_PATH = "text.txt";
    private static List<String> swearDictionary = Arrays.asList("fuck", "bloody", "cock", "shit", "fucker", "fuckstick",
            "asshole", "dick", "piss", "cunt");

    public static int swearWordCount(String filePath) {
        Path path = Paths.get(filePath);
        List<String> outputList = new ArrayList<>();
        int swearWordCounter = 0;
        try {
            List<String> content = Files.readAllLines(path);
            for (String row : content) {
                String newRow = "";
                String[] rowWords = row.split(" ");
                for (String word : rowWords) {
                    String firstLetter = "";
                    if (word.length() > 1) {
                        if (Character.isUpperCase(word.toCharArray()[0])) {
                            firstLetter += word.toCharArray()[0];
                            word = word.toLowerCase();
                        }
                        if (swearDictionary.contains(word)) {
                            word = word.replaceAll(word, "");
                            swearWordCounter++;
                        } else if (swearDictionary.contains(word.substring(0, word.length() - 1))) {
                            word = word.replaceAll(word.substring(0, word.length() - 1), "");
                            swearWordCounter++;
                        }
                    }
                    if (word.length() > 0) {
                        if (firstLetter.length() == 0) {
                            newRow += word + " ";
                        } else {
                            newRow += firstLetter + word.substring(1, word.length()) + " ";
                        }
                    }
                }
                outputList.add(newRow);
            }
            Files.write(path, outputList);
        } catch (IOException e) {
            System.out.println("IOError when try reading the file.");
            e.printStackTrace();
        }
        return swearWordCounter;
    }

    public static void main(String[] args) {

        System.out.println(SwearWords.swearWordCount("C:\\Users\\KerkyPC\\Desktop\\trialexam2\\src\\text"));
    }
}